A randomized 25 question test from a pool of 761 questions, good luck!
Which answer below is best described as the RS-485 standard for voltage range to receive a "Space"?
Data communication in a DCS takes the form of various net works. Which of the networks below would connect FCEs, field devices and sensors?
Which of the answers below has the correct amount and kind of parameters of an Foundation field bus AI block?
There are several devices that reside at each layer within the a typical DCS. Which of the levels below is where PLC and SIS controllers reside?
Historical data can be logged through a HMI application. Which of the data storage methods below would best be described as one that looses resolution of the data, although reduces the volume of data?
Which of the Hart access methods below can be best described as one that the scan rates are substantially increased over the master/slave method?
RS-232 to USB is the best example of which of the following converters?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below is best known for the being smallest power consumer, with the fastest data transmission rates?
In the protocol specifications of Modbus, there are only four types of registers that can be accessed by the master. Which of the terms below is best described as a discreet output memory location?
Which of the terms below is best described as "losses resulting from the amount of bends in an installation."?
DCS commonly is considered a computerised control system for a plant that has central operator supervisory control. Which of the terms below is best described as controllers and operator stations that are separated physically from the central control system?
Wireless Ethernet connections can be easily captured across a public access point. Which of the primary security methods below is to be used at all times possible?
Ethernet has two common messaging types that are controller-to-controller defined in the application layer. Which of those messaging types can be described as only using peer-to-peer communication?
Field instrument to PLC is best defined by which of the answers below?
In the protocol specifications of Modbus, there are 5 and 6 digit addresses, each address starting with a specific number for the register type. Which number below starts the input registers addresses?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that accommodates the HART devices point-to-point connection?
Balanced and unbalanced signal systems have several differences. Which of the answers below best represents one of those differences?
IPv4 network classes can also be defined by the IP address they use. Which of the answers corresponds best to the address in row "B"?
Which of the answers below best describes the number of pins in a standard B USB connector?
All the wired network components interact with ISO layers. Which of the answers below reflects the ISO layers that the bridge interacts with?
The wired Ethernet transmission standards are defined by the OSI model layers. Which of the answers below is one of those defining layers?
A typical DCS has at least four layers in it's architecture. Fieldbus and DeviceNet are all under the direct control of which of the layers below?
There are numerous threats to the security of a DCS. Which of the security measures below would use a password on the BIOS to prevent unauthorized changes?
Baseband NRZ signalling is the standard for all physical connections with Ethernet. Which of the signalling methods below has the disadvantage of losing the clock signal when spaces are transmitted for an extended series?
Redundant capability is critical for any DCS. Which of the availability of redundancy below would have redundant I/O, controllers and networks?